Sign = Sgn ( Number )
Returns the sign of a number.
- If the number is zero, it returns zero.
- If the number is strictly positive, it returns the integer number +1.
- If the number is strictly negative, it returns the integer number -1.
Examples
PRINT Sgn(Pi)
1
PRINT Sgn(-Pi)
-1
PRINT Sgn(0)
0
See also
Abs, Val